Long-term effect of early-life stress from earthquake exposure on working memory in adulthood

Na Li,1-3* Yumei Wang,1-3* Xiaochuan Zhao,1-3 Yuanyuan Gao,1-3 Mei Song,1-3 Lulu Yu,1-3 Lan Wang,1-3 Ning Li,1-3 Qianqian Chen,1-3 Yunpeng Li,1-3 Jiajia Cai,1-3 Xueyi Wang1-31Department of Psychiatry, The First Hospital...

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Autores principales: Li N, Wang Y, Zhao X, Gao Y, Song M, Yu L, Wang L, Chen Q, Li Y, Cai J, Wang X
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Lenguaje:EN
Publicado: Dove Medical Press 2015
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spelling oai:doaj.org-article:6b23bae814a340c2b60f4ad273db9b6c2021-12-02T01:51:34ZLong-term effect of early-life stress from earthquake exposure on working memory in adulthood1178-2021https://doaj.org/article/6b23bae814a340c2b60f4ad273db9b6c2015-11-01T00:00:00Zhttps://www.dovepress.com/long-term-effect-of-early-life-stress-from-earthquake-exposure-on-work-peer-reviewed-article-NDThttps://doaj.org/toc/1178-2021Na Li,1-3* Yumei Wang,1-3* Xiaochuan Zhao,1-3 Yuanyuan Gao,1-3 Mei Song,1-3 Lulu Yu,1-3 Lan Wang,1-3 Ning Li,1-3 Qianqian Chen,1-3 Yunpeng Li,1-3 Jiajia Cai,1-3 Xueyi Wang1-31Department of Psychiatry, The First Hospital of Hebei Medical University, 2Mental Health Institute of Hebei Medical University, 3Brain Ageing and Cognitive Neuroscience Laboratory, Hebei, People’s Republic of China *These authors contributed equally to this work Objective: The present study aimed to investigate the long-term effect of 1976 Tangshan earthquake exposure in early life on performance of working memory in adulthood.Methods: A total of 907 study subjects born and raised in Tangshan were enrolled in this study. They were divided into three groups according to the dates of birth: infant exposure (3–12 months, n=274), prenatal exposure (n=269), and no exposure (born at least 1 year after the earthquake, n=364). The prenatal group was further divided into first, second, and third trimester subgroups based on the timing of exposure during pregnancy. Hopkins Verbal Learning Test-Revised and Brief Visuospatial Memory Test-Revised (BVMT-R) were used to measure the performance of working memory. Unconditional logistic regression analysis was used to analyze the influential factors for impaired working memory.Results: The Hopkins Verbal Learning Test-Revised scores did not show significant difference across the three groups. Compared with no exposure group, the BVMT-R scores were slightly lower in the prenatal exposure group and markedly decreased in the infant exposure group. When the BVMT-R scores were analyzed in three subgroups, the results showed that the subjects whose mothers were exposed to earthquake in the second and third trimesters of pregnancy had significantly lower BVMT-R scores compared with those in the first trimester. Education level and early-life earthquake exposure were identified as independent risk factors for reduced performance of visuospatial memory indicated by lower BVMT-R scores.Conclusion: Infant exposure to earthquake-related stress impairs visuospatial memory in adulthood. Fetuses in the middle and late stages of development are more vulnerable to stress-induced damage that consequently results in impaired visuospatial memory. Education and early-life trauma can also influence the performance of working memory in adulthood. Keywords: Tangshan earthquake, early life stress, working memory, chronic effectLi NWang YZhao XGao YSong MYu LWang LLi NChen QLi YCai JWang XDove Medical PressarticleNeurosciences. Biological psychiatry. NeuropsychiatryRC321-571Neurology. Diseases of the nervous systemRC346-429ENNeuropsychiatric Disease and Treatment, Vol 2015, Iss default, Pp 2959-2965 (2015)
institution DOAJ
collection DOAJ
language EN
topic Neurosciences. Biological psychiatry. Neuropsychiatry
RC321-571
Neurology. Diseases of the nervous system
RC346-429
spellingShingle Neurosciences. Biological psychiatry. Neuropsychiatry
RC321-571
Neurology. Diseases of the nervous system
RC346-429
Li N
Wang Y
Zhao X
Gao Y
Song M
Yu L
Wang L
Li N
Chen Q
Li Y
Cai J
Wang X
Long-term effect of early-life stress from earthquake exposure on working memory in adulthood
description Na Li,1-3* Yumei Wang,1-3* Xiaochuan Zhao,1-3 Yuanyuan Gao,1-3 Mei Song,1-3 Lulu Yu,1-3 Lan Wang,1-3 Ning Li,1-3 Qianqian Chen,1-3 Yunpeng Li,1-3 Jiajia Cai,1-3 Xueyi Wang1-31Department of Psychiatry, The First Hospital of Hebei Medical University, 2Mental Health Institute of Hebei Medical University, 3Brain Ageing and Cognitive Neuroscience Laboratory, Hebei, People’s Republic of China *These authors contributed equally to this work Objective: The present study aimed to investigate the long-term effect of 1976 Tangshan earthquake exposure in early life on performance of working memory in adulthood.Methods: A total of 907 study subjects born and raised in Tangshan were enrolled in this study. They were divided into three groups according to the dates of birth: infant exposure (3–12 months, n=274), prenatal exposure (n=269), and no exposure (born at least 1 year after the earthquake, n=364). The prenatal group was further divided into first, second, and third trimester subgroups based on the timing of exposure during pregnancy. Hopkins Verbal Learning Test-Revised and Brief Visuospatial Memory Test-Revised (BVMT-R) were used to measure the performance of working memory. Unconditional logistic regression analysis was used to analyze the influential factors for impaired working memory.Results: The Hopkins Verbal Learning Test-Revised scores did not show significant difference across the three groups. Compared with no exposure group, the BVMT-R scores were slightly lower in the prenatal exposure group and markedly decreased in the infant exposure group. When the BVMT-R scores were analyzed in three subgroups, the results showed that the subjects whose mothers were exposed to earthquake in the second and third trimesters of pregnancy had significantly lower BVMT-R scores compared with those in the first trimester. Education level and early-life earthquake exposure were identified as independent risk factors for reduced performance of visuospatial memory indicated by lower BVMT-R scores.Conclusion: Infant exposure to earthquake-related stress impairs visuospatial memory in adulthood. Fetuses in the middle and late stages of development are more vulnerable to stress-induced damage that consequently results in impaired visuospatial memory. Education and early-life trauma can also influence the performance of working memory in adulthood. Keywords: Tangshan earthquake, early life stress, working memory, chronic effect
format article
author Li N
Wang Y
Zhao X
Gao Y
Song M
Yu L
Wang L
Li N
Chen Q
Li Y
Cai J
Wang X
author_facet Li N
Wang Y
Zhao X
Gao Y
Song M
Yu L
Wang L
Li N
Chen Q
Li Y
Cai J
Wang X
author_sort Li N
title Long-term effect of early-life stress from earthquake exposure on working memory in adulthood
title_short Long-term effect of early-life stress from earthquake exposure on working memory in adulthood
title_full Long-term effect of early-life stress from earthquake exposure on working memory in adulthood
title_fullStr Long-term effect of early-life stress from earthquake exposure on working memory in adulthood
title_full_unstemmed Long-term effect of early-life stress from earthquake exposure on working memory in adulthood
title_sort long-term effect of early-life stress from earthquake exposure on working memory in adulthood
publisher Dove Medical Press
publishDate 2015
url https://doaj.org/article/6b23bae814a340c2b60f4ad273db9b6c
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